Sure thing! Let's multiply 21355085 and 78397644 together
21355085 × 78397644 = 78397644 × (21355085)
+ 78397644 × 5 that results in 391988220
+ 78397644 × 80 yielding 6271811520
+ 78397644 × 000 which equals 0
+ 78397644 × 5000 that results in 391988220000
+ 78397644 × 50000 that is equal 3919882200000
+ 78397644 × 300000 what gives us 23519293200000
+ 78397644 × 1000000 producing 78397644000000
+ 78397644 × 20000000 giving us 1567952880000000

= 1674188351419740
